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/****************************************************************************
* bfs *
* Copyright (C) 2020-2022 Tavian Barnes <tavianator@tavianator.com> *
* *
* Permission to use, copy, modify, and/or distribute this software for any *
* purpose with or without fee is hereby granted. *
* *
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES *
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR *
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES *
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN *
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. *
****************************************************************************/
/**
* Date/time handling.
*/
#ifndef BFS_XTIME_H
#define BFS_XTIME_H
#include <time.h>
/**
* localtime_r() wrapper that calls tzset() first.
*
* @param[in] timep
* The time_t to convert.
* @param[out] result
* Buffer to hold the result.
* @return
* 0 on success, -1 on failure.
*/
int xlocaltime(const time_t *timep, struct tm *result);
/**
* gmtime_r() wrapper that calls tzset() first.
*
* @param[in] timep
* The time_t to convert.
* @param[out] result
* Buffer to hold the result.
* @return
* 0 on success, -1 on failure.
*/
int xgmtime(const time_t *timep, struct tm *result);
/**
* mktime() wrapper that reports errors more reliably.
*
* @param[in,out] tm
* The struct tm to convert.
* @param[out] timep
* A pointer to the result.
* @return
* 0 on success, -1 on failure.
*/
int xmktime(struct tm *tm, time_t *timep);
/**
* A portable timegm(), the inverse of gmtime().
*
* @param[in,out] tm
* The struct tm to convert.
* @param[out] timep
* A pointer to the result.
* @return
* 0 on success, -1 on failure.
*/
int xtimegm(struct tm *tm, time_t *timep);
/**
* Parse an ISO 8601-style timestamp.
*
* @param[in] str
* The string to parse.
* @param[out] result
* A pointer to the result.
* @return
* 0 on success, -1 on failure.
*/
int xgetdate(const char *str, struct timespec *result);
#endif // BFS_XTIME_H
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